题目内容

直接写得数．

56÷(3＋4)＝　　　　63÷(9÷1)＝

答案：8;7
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直接写得数．
5
6
+
4
9
=
7
10
-
1
5
=
3
5
-
1
4
=		 5-
1
4
=		 1-
1
5
-
4
5
=
5÷0.001= 2.5×4=
1
3
+
1
4
=
1
5
-
1
6
=
11
15
+
4
11
+
4
15
=
直接写得数
1.56×1000=		 0.4+1.5= 32.1×0.2=
7×0.9= 3.2÷32= 4.3-2.3=
9.8-8.9= 0×0.13×2= 2.7×3=
104×0.1= 1-0.78= 0.36÷0.09=
直接写得数．
5
6
-
2
6
=
1
3
+
1
4
=
4
5
+
7
10
=
3
16
+
3
8
=
8
9
-
1
7
=
3
3
-
4
4
=
1
7
-
1
8
=
2
5
+
3
5
=
1-
2
3
=
5
8
-
7
12
=．
直接写得数：
5
6
-
1
3
=
3
8
×
4
7
=
1
2
×
4
5
+0.6=		 1-
7
12
=
40×20%=
1
4
×99+
1
4
=		 28÷
4
5
=		 1÷
2
5
×
4
15
=
直接写得数．
5
6
×12=
4
15
÷
2
5
=		 1÷40%=
5
6
-
1
2
=		 2-
7
4
=		 72×25%=
(
3
4
+
5
6
)×24=

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